A drug used for Alzheimer's proves to be a breakthrough in fixing rotten teeth as well.
Scientists are baffled why many bodies discovered of primitive men showed quite healthy teeth even in their old age. In their search for answers, newfound evidence showed that cavemen actually took care of their mouths and used toothpick-like sticks to clean their teeth.
A team of researchers from the University of Washington has found a benign tumor in the jaw of a 255-million-year-old mammalian beast called gorgonopsian or gorgon, making it the oldest tumor and cancer case ever discovered.
When "smelling" our fears is never enough, dogs can also understand what our facial expressions mean.
Red-bellied pacu (Piaractus brachypomus) is a popular aquarium fish imported from South America that has human-like teeth.
This high-tech toothbrush is designed to break people’s bad brushing habits.
A study suggests that long-term marijuana use doesn’t cause physical problems, with one notable exception: gum health.
A hunted male mountain lion was found to have a full set of teeth and whiskers growing out of its head. Experts say this bizarre growth could be the remnants of a conjoined twin that died in the womb or possibly a kind of rare tumour.
A fossil species of baleen whales sheds new light on the transition from ancient toothed whales to modern baleen whales.
A recent analysis of eight fossilized teeth revealed the true identity of a dinosaur species incorrectly classified years ago. It turns out that Dimetrodon borealis actually represents the first Canadian Dimetrodon, or terrestrial animal with steak knife-like teeth.
Narwhal's use their toothy horn in unique ways. Contrary to popular opinion, however, hunting is not one of them. Here's what it's really used for.
New tyrannosaur bones suggest that the large carnivores may have also resorted to cannibalism in times of need.
Giant prehistoric teeth from an extinct species of shark known as Megalodon recently washed up on a beach in North Carolina. Since little is known about this ancient species, the newly discovered teeth may help researchers unlock more clues.
Early human teeth found in a cave in southern China suggest that humans migrated to Asia much earlier than previously thought, and long before they made their way to Europe. This changes our knowledge of early human distribution.